Home / 159,464,302.20-239,308,427.70-68,653,063.80

Finding the Fourth Proportional to 159,464,302.20, 239,308,427.70 and 68,653,063.80

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Solution

The fourth proportional to 159,464,302.20, 239,308,427.70 and 68,653,063.80 is: 103,027,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,464,302.20 : 239,308,427.70 = 68,653,063.80 : x
  2. Step 2: Convert to fraction form
    159,464,302.20/239,308,427.70 = 68,653,063.80/x
  3. Step 3: Cross multiply
    159,464,302.20x = 239,308,427.70 × 68,653,063.80
  4. Step 4: Simplify right side
    159,464,302.20x = 16,429,256,754,765,786
  5. Step 5: Solve for x
    x = 16,429,256,754,765,786/159,464,302.20
  6. Step 6: Final answer
    x = 103,027,803.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.